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Finding the Fourth Proportional to 39,754.88, 59,632.45 and 12,052.88

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Solution

The fourth proportional to 39,754.88, 59,632.45 and 12,052.88 is: 18,079.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,754.88 : 59,632.45 = 12,052.88 : x
  2. Step 2: Convert to fraction form
    39,754.88/59,632.45 = 12,052.88/x
  3. Step 3: Cross multiply
    39,754.88x = 59,632.45 × 12,052.88
  4. Step 4: Simplify right side
    39,754.88x = 718,742,435.66
  5. Step 5: Solve for x
    x = 718,742,435.66/39,754.88
  6. Step 6: Final answer
    x = 18,079.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.